Grant Mitchell (17 Junie 1874 – 1 Mei 1957) was 'n Amerikaanse akteur. Hy was bekend vir sy rolle in die rolprente Dinner at Eight (1933), The Case of the Howling Dog (1934), Mr. Smith Goes to Washington (1939), en Arsenic and Old Lace (1944).
- 1922: Radio-Mania
- 1930: Man to Man
- 1931: The Star Witness
- 1932: The Famous Ferguson Case
- 1932: No Man of Her Own
- 1932: A Successful Calamity
- 1932: Week-End Marriage
- 1933: Dinner at Eight
- 1933: Central Airport
- 1933: He Learned About Women
- 1933: Our Betters
- 1933: Shadows of Sing Sing
- 1934: The Case of the Howling Dog
- 1934: Gridiron Flash
- 1934: One Exciting Adventure
- 1934: The Secret Bride
- 1935: In Person
- 1935: Seven Keys to Baldpate
- 1936: Next Time We Love
- 1937: Lady Behave!
- 1938: The Headleys at Home
- 1938: Reformatory
- 1939: Mr. Smith Goes to Washington
- 1940: Father Is a Prince
- 1940: We Who Are Young
- 1942: Meet the Stewarts
- 1944: Arsenic and Old Lace
- 1944: See Here, Private Hargrove